MR+RQ MQ + NP M N R

MNPQ is a parrallelogram and R is the intersection point of the diagonals MP and NQ. Let vector U = Vector MQ and vector v = vector MN. Math the following expressions to their equivalent in terms of vector u and vector v. 

1. U + V

2. U

3. -V

4. 2U

5. -U

6. V

7. U-V

8. -U-V

9. 0

10. 2V